384 PROCEEDINGS OF THE NATIONAL MUSEUM vor.. 84 



Apparently nearest to maenas but not to be confused with anything 

 in the genus. 



RUPELA ORBONA, new species 



Plate 31, Figure 35 



Wings white. Fore wing with veins 11 and 12 separate; 4 and 

 5 connate. Hind wing with 4 and 5 shortly stalked. Anal tuft 

 3'ellow. 



Alar expanse, 30 mm. 



Genitalia with genital plate triangular, brown, sclerotized, ap- 

 pressed to and no wider than ductus bursae; in ductus (at end of 

 genital plate) a pale yellow, round, rugose thickening of the tube. 

 Area behind genital opening sclerotized and pigmented, a smooth 

 ungulate plate, at its apex a dark brown, heavily sclerotized, elon- 

 gately triangular, internal pocket. Genital opening slitlike. 



TyiJe. — In Cornell University collection. 



Type locality. — Mackenzie, British Guiana (June). 



Described from one female. 



RUPELA PROCULA, new species 



Plate 32, Figure 41 



Wings white. Fore wing with veins 11 and 12 separate or approxi- 

 mate; 4 and 5 approximate. Hind wing with 4 and 5 approximate 

 or connate. Anal tuft yellow. 



Alar expanse, 50-51 mm. 



Genitalia with genital plate surrounding the genital opening, ir- 

 regular, strongly sclerotized and pigmented; from the area behind 

 opening a deep, strongly sclerotized internal pocket; beyond this, 

 the area between the ventrolateral margins of the eighth segment 

 collar is rugose, partially pigmented, and sclerotized. Ductus 

 strong!}^ sclerotized, dark, and laterally expanded towards genital 

 opening. Genital opening large, irregular. 



Type and paratype. — U.S.N.M. no. 51904. 



Type locality. — Sta. Catherina, Brazil. 



Described from two females, the paratype from Jepelacio, Peru. 



